Clinical Trial of Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) Oxygen in Women Having Planned Caesarean Delivery

Clinical Trial of Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) Oxygen in Women Having Planned Caesarean Delivery

Clinical Trial of Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) Oxygen in Women having Planned Caesarean Delivery. Cohort study investigating the efficacy of THRIVE pre-oxygenation using pre-determined number of vital capacity breaths and comparing the efficacy to face mask pre-oxygenation. Aimed to recruit ASA 1-2 term pregnant women having elective caesarean section.

Inclusion Criteria:

• scheduled to undergo elective caesarean delivery
• singleton pregnancy
• American Society of Anaesthesiologists (ASA) Physical Status Grade II
• gestational age between 37 - 42 weeks

Exclusion Criteria:

• multiple pregnancy
• pre-eclampsia
• known fetal abnormality
• maternal cardio-respiratory comorbidity
• Body Mass Index (BMI) > 35 kg/m2.